CVE-2026-25496
MEDIUMCraft CMS 4.0.0-4.16.17 and 5.0.0-RC1-5.8.21 - Stored Cross-Site Scripting in Number Field Prefix and Suffix Settings
Title source: llmDescription
Craft is a platform for creating digital experiences. In Craft versions 4.0.0-RC1 through 4.16.17 and 5.0.0-RC1 through 5.8.21, a stored XSS vulnerability exists in the Number field type settings. The Prefix and Suffix fields are rendered using the |md|raw Twig filter without proper escaping, allowing script execution when the Number field is displayed on users' profiles. This issue is patched in versions 4.16.18 and 5.8.22.
References (3)
Core 3
Core References
Vendor Advisory x_refsource_confirm
https://github.com/craftcms/cms/security/advisories/GHSA-9f5h-mmq6-2x78
Patch x_refsource_misc
https://github.com/craftcms/cms/commit/cb5fb0e979e72f315c9178fc031883d49527f513
Release Notes x_refsource_misc
https://github.com/craftcms/cms/releases/tag/5.8.22
Scores
CVSS v3
4.8
EPSS
0.0036
EPSS Percentile
27.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-79
Status
published
Products (4)
craftcms/cms
5.0.0-RC1 - 5.8.22Packagist
craftcms/craft_cms
4.0.0 (4 CPE variants)
craftcms/craft_cms
5.0.0 (2 CPE variants)
craftcms/craft_cms
4.0.0 - 4.16.18
Published
Feb 09, 2026
Tracked Since
Feb 18, 2026